This cocktail is recommended for the prevention of viral illnesses post exposure, or for the relief of symptoms related to active viral or bacterial upper respiratory tract infections. This cocktail can be adjusted to treat associated pain, such as from sinus pressure or sore throat. With our Immunity patients we focus heavily on the antioxidant Glutathione, as well as Vitamins C and D3 to help facilitate an appropriate immune response, as well as to help with the prevention of inflammation and congestion build up.